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Note 15 - Shareholders' Equity (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
May 21, 2025
Sep. 30, 2025
Aug. 08, 2025
Dec. 31, 2024
Feb. 26, 2021
Stock Authorized (in shares)   560,000,000      
Common Stock, Shares Authorized (in shares)   500,000,000      
Common Stock, Par or Stated Value Per Share (in dollars per share)   $ 0.01   $ 0.01  
Sale of common stock value   $ 1      
Preferred Stock, Shares Authorized (in shares)   60,000,000      
Preferred Stock, No Par Value (in dollars per share)   $ 0      
Common Stock, Shares, Outstanding (in shares)   96,400,000   80,500,000  
Treasury Stock, Common, Shares (in shares)   1,500,000   1,300,000  
Sale of stock, number of shares issued   200,000      
Sale of stock, consideration received   $ 1      
At-The-Market Equity Offering Program [Member]          
Sale of common stock value $ 100        
Sale of stock price per share $ 0.01        
BofA [Member] | At-The-Market Equity Offering Program [Member] | Maximum [Member]          
sale of common stock, percentage of commission 3.00%        
Common Stock [Member]          
Common stock issued upon conversion of prefered stock     15,103,163    
Series C preferred stock exchange for common stock, share   1,000,000      
Series B Preferred Stock [Member]          
Preferred Stock, No Par Value (in dollars per share)         $ 0
Preferred Stock, Shares Outstanding (in shares)   1,000,000   1,000,000  
Series C Preferred Stock [Member]          
Preferred Stock, Shares Outstanding (in shares)       1,200,000